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| 1 /* | 1 /* |
| 2 * Copyright 2014 Google Inc. | 2 * Copyright 2014 Google Inc. |
| 3 * | 3 * |
| 4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
| 5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
| 6 */ | 6 */ |
| 7 | 7 |
| 8 #include "Resources.h" | 8 #include "Resources.h" |
| 9 #include "SkBitmap.h" | 9 #include "SkBitmap.h" |
| 10 #include "SkData.h" | 10 #include "SkData.h" |
| (...skipping 13 matching lines...) Expand all Loading... |
| 24 */ | 24 */ |
| 25 DEF_TEST(KtxReadWrite, reporter) { | 25 DEF_TEST(KtxReadWrite, reporter) { |
| 26 | 26 |
| 27 // Random number generator with explicit seed for reproducibility | 27 // Random number generator with explicit seed for reproducibility |
| 28 SkRandom rand(0x1005cbad); | 28 SkRandom rand(0x1005cbad); |
| 29 | 29 |
| 30 SkBitmap bm8888; | 30 SkBitmap bm8888; |
| 31 bm8888.allocN32Pixels(128, 128); | 31 bm8888.allocN32Pixels(128, 128); |
| 32 | 32 |
| 33 uint8_t *pixels = reinterpret_cast<uint8_t*>(bm8888.getPixels()); | 33 uint8_t *pixels = reinterpret_cast<uint8_t*>(bm8888.getPixels()); |
| 34 REPORTER_ASSERT(reporter, NULL != pixels); | 34 REPORTER_ASSERT(reporter, pixels); |
| 35 | 35 |
| 36 if (NULL == pixels) { | 36 if (NULL == pixels) { |
| 37 return; | 37 return; |
| 38 } | 38 } |
| 39 | 39 |
| 40 uint8_t *row = pixels; | 40 uint8_t *row = pixels; |
| 41 for (int y = 0; y < bm8888.height(); ++y) { | 41 for (int y = 0; y < bm8888.height(); ++y) { |
| 42 for (int x = 0; x < bm8888.width(); ++x) { | 42 for (int x = 0; x < bm8888.width(); ++x) { |
| 43 uint8_t a = rand.nextRangeU(0, 255); | 43 uint8_t a = rand.nextRangeU(0, 255); |
| 44 uint8_t r = rand.nextRangeU(0, 255); | 44 uint8_t r = rand.nextRangeU(0, 255); |
| 45 uint8_t g = rand.nextRangeU(0, 255); | 45 uint8_t g = rand.nextRangeU(0, 255); |
| 46 uint8_t b = rand.nextRangeU(0, 255); | 46 uint8_t b = rand.nextRangeU(0, 255); |
| 47 | 47 |
| 48 SkPMColor &pixel = *(reinterpret_cast<SkPMColor*>(row + x*sizeof(SkP
MColor))); | 48 SkPMColor &pixel = *(reinterpret_cast<SkPMColor*>(row + x*sizeof(SkP
MColor))); |
| 49 pixel = SkPreMultiplyARGB(a, r, g, b); | 49 pixel = SkPreMultiplyARGB(a, r, g, b); |
| 50 } | 50 } |
| 51 row += bm8888.rowBytes(); | 51 row += bm8888.rowBytes(); |
| 52 } | 52 } |
| 53 REPORTER_ASSERT(reporter, !(bm8888.empty())); | 53 REPORTER_ASSERT(reporter, !(bm8888.empty())); |
| 54 | 54 |
| 55 SkAutoDataUnref encodedData(SkImageEncoder::EncodeData(bm8888, SkImageEncode
r::kKTX_Type, 0)); | 55 SkAutoDataUnref encodedData(SkImageEncoder::EncodeData(bm8888, SkImageEncode
r::kKTX_Type, 0)); |
| 56 REPORTER_ASSERT(reporter, NULL != encodedData); | 56 REPORTER_ASSERT(reporter, encodedData); |
| 57 | 57 |
| 58 SkAutoTUnref<SkMemoryStream> stream(SkNEW_ARGS(SkMemoryStream, (encodedData)
)); | 58 SkAutoTUnref<SkMemoryStream> stream(SkNEW_ARGS(SkMemoryStream, (encodedData)
)); |
| 59 REPORTER_ASSERT(reporter, NULL != stream); | 59 REPORTER_ASSERT(reporter, stream); |
| 60 | 60 |
| 61 SkBitmap decodedBitmap; | 61 SkBitmap decodedBitmap; |
| 62 bool imageDecodeSuccess = SkImageDecoder::DecodeStream(stream, &decodedBitma
p); | 62 bool imageDecodeSuccess = SkImageDecoder::DecodeStream(stream, &decodedBitma
p); |
| 63 REPORTER_ASSERT(reporter, imageDecodeSuccess); | 63 REPORTER_ASSERT(reporter, imageDecodeSuccess); |
| 64 | 64 |
| 65 REPORTER_ASSERT(reporter, decodedBitmap.colorType() == bm8888.colorType()); | 65 REPORTER_ASSERT(reporter, decodedBitmap.colorType() == bm8888.colorType()); |
| 66 REPORTER_ASSERT(reporter, decodedBitmap.alphaType() == bm8888.alphaType()); | 66 REPORTER_ASSERT(reporter, decodedBitmap.alphaType() == bm8888.alphaType()); |
| 67 REPORTER_ASSERT(reporter, decodedBitmap.width() == bm8888.width()); | 67 REPORTER_ASSERT(reporter, decodedBitmap.width() == bm8888.width()); |
| 68 REPORTER_ASSERT(reporter, decodedBitmap.height() == bm8888.height()); | 68 REPORTER_ASSERT(reporter, decodedBitmap.height() == bm8888.height()); |
| 69 REPORTER_ASSERT(reporter, !(decodedBitmap.empty())); | 69 REPORTER_ASSERT(reporter, !(decodedBitmap.empty())); |
| 70 | 70 |
| 71 uint8_t *decodedPixels = reinterpret_cast<uint8_t*>(decodedBitmap.getPixels(
)); | 71 uint8_t *decodedPixels = reinterpret_cast<uint8_t*>(decodedBitmap.getPixels(
)); |
| 72 REPORTER_ASSERT(reporter, NULL != decodedPixels); | 72 REPORTER_ASSERT(reporter, decodedPixels); |
| 73 REPORTER_ASSERT(reporter, decodedBitmap.getSize() == bm8888.getSize()); | 73 REPORTER_ASSERT(reporter, decodedBitmap.getSize() == bm8888.getSize()); |
| 74 | 74 |
| 75 if (NULL == decodedPixels) { | 75 if (NULL == decodedPixels) { |
| 76 return; | 76 return; |
| 77 } | 77 } |
| 78 | 78 |
| 79 REPORTER_ASSERT(reporter, memcmp(decodedPixels, pixels, decodedBitmap.getSiz
e()) == 0); | 79 REPORTER_ASSERT(reporter, memcmp(decodedPixels, pixels, decodedBitmap.getSiz
e()) == 0); |
| 80 } | 80 } |
| 81 | 81 |
| 82 /** | 82 /** |
| (...skipping 19 matching lines...) Expand all Loading... |
| 102 0x01, 0x00, 0x00, 0x00, // uint32_t fNumberOfMipmapLevels; | 102 0x01, 0x00, 0x00, 0x00, // uint32_t fNumberOfMipmapLevels; |
| 103 0x00, 0x00, 0x00, 0x00, // uint32_t fBytesOfKeyValueData; | 103 0x00, 0x00, 0x00, 0x00, // uint32_t fBytesOfKeyValueData; |
| 104 0x10, 0x00, 0x00, 0x00, // image size: 2x2 image of RGBA = 4 * 4 = 16 by
tes | 104 0x10, 0x00, 0x00, 0x00, // image size: 2x2 image of RGBA = 4 * 4 = 16 by
tes |
| 105 0xFF, 0xFF, 0xFF, 0x80, // Pixel 1 | 105 0xFF, 0xFF, 0xFF, 0x80, // Pixel 1 |
| 106 0xFF, 0xFF, 0xFF, 0x80, // Pixel 2 | 106 0xFF, 0xFF, 0xFF, 0x80, // Pixel 2 |
| 107 0xFF, 0xFF, 0xFF, 0x80, // Pixel 3 | 107 0xFF, 0xFF, 0xFF, 0x80, // Pixel 3 |
| 108 0xFF, 0xFF, 0xFF, 0x80};// Pixel 4 | 108 0xFF, 0xFF, 0xFF, 0x80};// Pixel 4 |
| 109 | 109 |
| 110 SkAutoTUnref<SkMemoryStream> stream( | 110 SkAutoTUnref<SkMemoryStream> stream( |
| 111 SkNEW_ARGS(SkMemoryStream, (kHalfWhiteKTX, sizeof(kHalfWhiteKTX)))); | 111 SkNEW_ARGS(SkMemoryStream, (kHalfWhiteKTX, sizeof(kHalfWhiteKTX)))); |
| 112 REPORTER_ASSERT(reporter, NULL != stream); | 112 REPORTER_ASSERT(reporter, stream); |
| 113 | 113 |
| 114 SkBitmap decodedBitmap; | 114 SkBitmap decodedBitmap; |
| 115 bool imageDecodeSuccess = SkImageDecoder::DecodeStream(stream, &decodedBitma
p); | 115 bool imageDecodeSuccess = SkImageDecoder::DecodeStream(stream, &decodedBitma
p); |
| 116 REPORTER_ASSERT(reporter, imageDecodeSuccess); | 116 REPORTER_ASSERT(reporter, imageDecodeSuccess); |
| 117 | 117 |
| 118 REPORTER_ASSERT(reporter, decodedBitmap.colorType() == kN32_SkColorType); | 118 REPORTER_ASSERT(reporter, decodedBitmap.colorType() == kN32_SkColorType); |
| 119 REPORTER_ASSERT(reporter, decodedBitmap.alphaType() == kPremul_SkAlphaType); | 119 REPORTER_ASSERT(reporter, decodedBitmap.alphaType() == kPremul_SkAlphaType); |
| 120 REPORTER_ASSERT(reporter, decodedBitmap.width() == 2); | 120 REPORTER_ASSERT(reporter, decodedBitmap.width() == 2); |
| 121 REPORTER_ASSERT(reporter, decodedBitmap.height() == 2); | 121 REPORTER_ASSERT(reporter, decodedBitmap.height() == 2); |
| 122 REPORTER_ASSERT(reporter, !(decodedBitmap.empty())); | 122 REPORTER_ASSERT(reporter, !(decodedBitmap.empty())); |
| 123 | 123 |
| 124 uint8_t *decodedPixels = reinterpret_cast<uint8_t*>(decodedBitmap.getPixels(
)); | 124 uint8_t *decodedPixels = reinterpret_cast<uint8_t*>(decodedBitmap.getPixels(
)); |
| 125 REPORTER_ASSERT(reporter, NULL != decodedPixels); | 125 REPORTER_ASSERT(reporter, decodedPixels); |
| 126 | 126 |
| 127 uint8_t *row = decodedPixels; | 127 uint8_t *row = decodedPixels; |
| 128 for (int j = 0; j < decodedBitmap.height(); ++j) { | 128 for (int j = 0; j < decodedBitmap.height(); ++j) { |
| 129 for (int i = 0; i < decodedBitmap.width(); ++i) { | 129 for (int i = 0; i < decodedBitmap.width(); ++i) { |
| 130 SkPMColor pixel = *(reinterpret_cast<SkPMColor*>(row + i*sizeof(SkPM
Color))); | 130 SkPMColor pixel = *(reinterpret_cast<SkPMColor*>(row + i*sizeof(SkPM
Color))); |
| 131 REPORTER_ASSERT(reporter, SkPreMultiplyARGB(0x80, 0xFF, 0xFF, 0xFF)
== pixel); | 131 REPORTER_ASSERT(reporter, SkPreMultiplyARGB(0x80, 0xFF, 0xFF, 0xFF)
== pixel); |
| 132 } | 132 } |
| 133 row += decodedBitmap.rowBytes(); | 133 row += decodedBitmap.rowBytes(); |
| 134 } | 134 } |
| 135 } | 135 } |
| 136 | 136 |
| 137 /** | 137 /** |
| 138 * Finally, make sure that if we get ETC1 data from a PKM file that we can then | 138 * Finally, make sure that if we get ETC1 data from a PKM file that we can then |
| 139 * accurately write it out into a KTX file (i.e. transferring the ETC1 data from | 139 * accurately write it out into a KTX file (i.e. transferring the ETC1 data from |
| 140 * the PKM to the KTX should produce an identical KTX to the one we have on file
) | 140 * the PKM to the KTX should produce an identical KTX to the one we have on file
) |
| 141 */ | 141 */ |
| 142 DEF_TEST(KtxReexportPKM, reporter) { | 142 DEF_TEST(KtxReexportPKM, reporter) { |
| 143 SkString pkmFilename = GetResourcePath("mandrill_128.pkm"); | 143 SkString pkmFilename = GetResourcePath("mandrill_128.pkm"); |
| 144 | 144 |
| 145 // Load PKM file into a bitmap | 145 // Load PKM file into a bitmap |
| 146 SkBitmap etcBitmap; | 146 SkBitmap etcBitmap; |
| 147 SkAutoTUnref<SkData> fileData(SkData::NewFromFileName(pkmFilename.c_str())); | 147 SkAutoTUnref<SkData> fileData(SkData::NewFromFileName(pkmFilename.c_str())); |
| 148 REPORTER_ASSERT(reporter, NULL != fileData); | 148 REPORTER_ASSERT(reporter, fileData); |
| 149 if (NULL == fileData) { | 149 if (NULL == fileData) { |
| 150 return; | 150 return; |
| 151 } | 151 } |
| 152 | 152 |
| 153 bool installDiscardablePixelRefSuccess = | 153 bool installDiscardablePixelRefSuccess = |
| 154 SkInstallDiscardablePixelRef( | 154 SkInstallDiscardablePixelRef( |
| 155 SkDecodingImageGenerator::Create( | 155 SkDecodingImageGenerator::Create( |
| 156 fileData, SkDecodingImageGenerator::Options()), &etcBitmap); | 156 fileData, SkDecodingImageGenerator::Options()), &etcBitmap); |
| 157 REPORTER_ASSERT(reporter, installDiscardablePixelRefSuccess); | 157 REPORTER_ASSERT(reporter, installDiscardablePixelRefSuccess); |
| 158 | 158 |
| 159 // Write the bitmap out to a KTX file. | 159 // Write the bitmap out to a KTX file. |
| 160 SkData *ktxDataPtr = SkImageEncoder::EncodeData(etcBitmap, SkImageEncoder::k
KTX_Type, 0); | 160 SkData *ktxDataPtr = SkImageEncoder::EncodeData(etcBitmap, SkImageEncoder::k
KTX_Type, 0); |
| 161 SkAutoDataUnref newKtxData(ktxDataPtr); | 161 SkAutoDataUnref newKtxData(ktxDataPtr); |
| 162 REPORTER_ASSERT(reporter, NULL != ktxDataPtr); | 162 REPORTER_ASSERT(reporter, ktxDataPtr); |
| 163 | 163 |
| 164 // See is this data is identical to data in existing ktx file. | 164 // See is this data is identical to data in existing ktx file. |
| 165 SkString ktxFilename = GetResourcePath("mandrill_128.ktx"); | 165 SkString ktxFilename = GetResourcePath("mandrill_128.ktx"); |
| 166 SkAutoDataUnref oldKtxData(SkData::NewFromFileName(ktxFilename.c_str())); | 166 SkAutoDataUnref oldKtxData(SkData::NewFromFileName(ktxFilename.c_str())); |
| 167 REPORTER_ASSERT(reporter, oldKtxData->equals(newKtxData)); | 167 REPORTER_ASSERT(reporter, oldKtxData->equals(newKtxData)); |
| 168 } | 168 } |
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